body{
			margin: 0px;
			background-image: url(../img/背景3.jpg);
		}
		.th11{
			border: 1px solid #FFFFFF; border-right: 0px; width: 30%;height: 40px;
			text-align: center; background-color: #BCE8F1;
		}
		.th12{
			border: 1px solid #FFFFFF; border-left: 0px; text-align:left; text-indent: 5em;background-color: #BCE8F1;
			
		}
		.tab{
			width: 30%;  text-align: center; font-family: '微软雅黑'; margin-left: auto;margin-right: auto; margin-top: 100px;
			text-align: center; 
		}
		.th21{
			border: 1px solid #FFFFFF; width: 30%;height: 40px;
			text-align: center; background-color: #E0ECFF;
		}
		.th22{
			border: 1px solid #FFFFFF;
			text-align: center; background-color: #FFFFFF;
		}
		.th31{
			border: 1px solid #FFFFFF; border-right: 0px; width: 30%;height: 40px;
			text-align: center; background-color: #BCE8F1;
		}
		.th32{
			border: 1px solid #FFFFFF; border-left: 0px; text-align:left; text-indent: 5em;background-color: #BCE8F1;
		 
		}
		.readyonly{
			border-radius: 5px;border: 1px solid #BCE8F1;
		}
